9.638 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.155 * * * [progress]: [2/2] Setting up program. 0.159 * [progress]: [Phase 2 of 3] Improving. 0.160 * [simplify]: Simplifying: (/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x)) 0.160 * * [simplify]: Extracting # 0 : cost 0 0.160 * * [simplify]: Extracting # 1 : cost 0 0.160 * * [simplify]: Extracting # 2 : cost 0 0.160 * * [simplify]: Extracting # 3 : cost 0 0.160 * * [simplify]: Extracting # 4 : cost 0 0.160 * * [simplify]: Extracting # 5 : cost 0 0.160 * * [simplify]: Extracting # 6 : cost 0 0.160 * * [simplify]: iteration 0 : 11 enodes (cost 16 ) 0.165 * * [simplify]: Extracting # 0 : cost 0 0.165 * * [simplify]: Extracting # 1 : cost 0 0.165 * * [simplify]: Extracting # 2 : cost 0 0.165 * * [simplify]: iteration 1 : 20 enodes (cost 16 ) 0.173 * * [simplify]: Extracting # 0 : cost 0 0.173 * * [simplify]: Extracting # 1 : cost 0 0.173 * * [simplify]: Extracting # 2 : cost 0 0.173 * * [simplify]: iteration 2 : 43 enodes (cost 16 ) 0.184 * * [simplify]: Extracting # 0 : cost 0 0.184 * * [simplify]: Extracting # 1 : cost 0 0.184 * * [simplify]: Extracting # 2 : cost 0 0.184 * * [simplify]: iteration 3 : 89 enodes (cost 16 ) 0.206 * * [simplify]: Extracting # 0 : cost 0 0.206 * * [simplify]: Extracting # 1 : cost 0 0.207 * * [simplify]: Extracting # 2 : cost 0 0.207 * * [simplify]: iteration 4 : 168 enodes (cost 16 ) 0.321 * * [simplify]: Extracting # 0 : cost 0 0.322 * * [simplify]: Extracting # 1 : cost 0 0.322 * * [simplify]: Extracting # 2 : cost 0 0.322 * * [simplify]: iteration 5 : 257 enodes (cost 16 ) 0.900 * * [simplify]: Extracting # 0 : cost 0 0.900 * * [simplify]: iteration 6 : 273 enodes (cost 16 ) 1.016 * * [simplify]: Extracting # 0 : cost 0 1.017 * * [simplify]: iteration done: 273 enodes (cost 16 ) 1.017 * [simplify]: Simplified to: (/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x)) 1.017 * * [progress]: iteration 1 / 4 1.017 * * * [progress]: picking best candidate 1.021 * * * * [pick]: Picked # 1.021 * * * [progress]: localizing error 1.047 * * * [progress]: generating rewritten candidates 1.047 * * * * [progress]: [ 1 / 3 ] rewriting at (2) 1.181 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1 1) 1.240 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1) 1.350 * * * [progress]: generating series expansions 1.350 * * * * [progress]: [ 1 / 3 ] generating series at (2) 1.351 * [backup-simplify]: Simplify (/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x)) into (* 2.6666666666666665 (/ (pow (sin (* 0.5 x)) 2) (sin x))) 1.351 * [approximate]: Taking taylor expansion of (* 2.6666666666666665 (/ (pow (sin (* 0.5 x)) 2) (sin x))) in (x) around 0 1.351 * [taylor]: Taking taylor expansion of (* 2.6666666666666665 (/ (pow (sin (* 0.5 x)) 2) (sin x))) in x 1.351 * [taylor]: Taking taylor expansion of 2.6666666666666665 in x 1.351 * [backup-simplify]: Simplify 2.6666666666666665 into 2.6666666666666665 1.351 * [taylor]: Taking taylor expansion of (/ (pow (sin (* 0.5 x)) 2) (sin x)) in x 1.351 * [taylor]: Taking taylor expansion of (pow (sin (* 0.5 x)) 2) in x 1.351 * [taylor]: Taking taylor expansion of (sin (* 0.5 x)) in x 1.351 * [taylor]: Taking taylor expansion of (* 0.5 x) in x 1.351 * [taylor]: Taking taylor expansion of 0.5 in x 1.352 * [backup-simplify]: Simplify 0.5 into 0.5 1.352 * [taylor]: Taking taylor expansion of x in x 1.352 * [backup-simplify]: Simplify 0 into 0 1.352 * [backup-simplify]: Simplify 1 into 1 1.352 * [backup-simplify]: Simplify (* 0.5 0) into 0 1.354 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5 1.357 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 0.5 1) 1))) into 0.5 1.357 * [taylor]: Taking taylor expansion of (sin x) in x 1.357 * [taylor]: Taking taylor expansion of x in x 1.357 * [backup-simplify]: Simplify 0 into 0 1.357 * [backup-simplify]: Simplify 1 into 1 1.358 * [backup-simplify]: Simplify (* 0.5 0.5) into 0.25 1.359 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 1.359 * [backup-simplify]: Simplify (/ 0.25 1) into 0.25 1.359 * [taylor]: Taking taylor expansion of (* 2.6666666666666665 (/ (pow (sin (* 0.5 x)) 2) (sin x))) in x 1.359 * [taylor]: Taking taylor expansion of 2.6666666666666665 in x 1.359 * [backup-simplify]: Simplify 2.6666666666666665 into 2.6666666666666665 1.359 * [taylor]: Taking taylor expansion of (/ (pow (sin (* 0.5 x)) 2) (sin x)) in x 1.359 * [taylor]: Taking taylor expansion of (pow (sin (* 0.5 x)) 2) in x 1.359 * [taylor]: Taking taylor expansion of (sin (* 0.5 x)) in x 1.360 * [taylor]: Taking taylor expansion of (* 0.5 x) in x 1.360 * [taylor]: Taking taylor expansion of 0.5 in x 1.360 * [backup-simplify]: Simplify 0.5 into 0.5 1.360 * [taylor]: Taking taylor expansion of x in x 1.360 * [backup-simplify]: Simplify 0 into 0 1.360 * [backup-simplify]: Simplify 1 into 1 1.361 * [backup-simplify]: Simplify (* 0.5 0) into 0 1.362 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5 1.365 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 0.5 1) 1))) into 0.5 1.365 * [taylor]: Taking taylor expansion of (sin x) in x 1.366 * [taylor]: Taking taylor expansion of x in x 1.366 * [backup-simplify]: Simplify 0 into 0 1.366 * [backup-simplify]: Simplify 1 into 1 1.366 * [backup-simplify]: Simplify (* 0.5 0.5) into 0.25 1.367 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 1.368 * [backup-simplify]: Simplify (/ 0.25 1) into 0.25 1.368 * [backup-simplify]: Simplify (* 2.6666666666666665 0.25) into 0.6666666666666666 1.368 * [backup-simplify]: Simplify 0.6666666666666666 into 0.6666666666666666 1.369 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0 1.370 * [backup-simplify]: Simplify (+ 0 (* 1 (/ (pow 0 1) 1))) into 0 1.371 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 0.5)) into 0 1.372 * [backup-simplify]: Simplify (+ 0 (* 1 (/ (pow 0 1) 1))) into 0 1.373 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.25 (/ 0 1)))) into 0 1.374 * [backup-simplify]: Simplify (+ (* 2.6666666666666665 0) (* 0 0.25)) into 0 1.374 * [backup-simplify]: Simplify 0 into 0 1.376 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0 1.381 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 0.5 3) 6)) 0 (* 1 (/ (pow 0 1) 1))) into (- 0.020833333333333332) 1.386 * [backup-simplify]: Simplify (+ (* 0.5 (- 0.020833333333333332)) (+ (* 0 0) (* (- 0.020833333333333332) 0.5))) into (- 0.020833333333333332) 1.388 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 1 3) 6)) 0 (* 1 (/ (pow 0 1) 1))) into -1/6 1.394 * [backup-simplify]: Simplify (- (/ (- 0.020833333333333332) 1) (+ (* 0.25 (/ -1/6 1)) (* 0 (/ 0 1)))) into 0.020833333333333332 1.396 * [backup-simplify]: Simplify (+ (* 2.6666666666666665 0.020833333333333332) (+ (* 0 0) (* 0 0.25))) into 0.05555555555555555 1.397 * [backup-simplify]: Simplify 0.05555555555555555 into 0.05555555555555555 1.398 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0 1.400 * [backup-simplify]: Simplify (+ 0 (* -1 (/ (pow 0.5 2) 2) (/ (pow 0 1) 1)) 0 0 (* 1 (/ (pow 0 1) 1))) into 0 1.402 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 (- 0.020833333333333332)) (+ (* (- 0.020833333333333332) 0) (* 0 0.5)))) into 0 1.404 * [backup-simplify]: Simplify (+ 0 (* -1 (/ (pow 1 2) 2) (/ (pow 0 1) 1)) 0 0 (* 1 (/ (pow 0 1) 1))) into 0 1.406 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.25 (/ 0 1)) (* 0 (/ -1/6 1)) (* 0.020833333333333332 (/ 0 1)))) into 0 1.407 * [backup-simplify]: Simplify (+ (* 2.6666666666666665 0) (+ (* 0 0.020833333333333332) (+ (* 0 0) (* 0 0.25)))) into 0 1.408 * [backup-simplify]: Simplify 0 into 0 1.409 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0 1.415 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 0.5 5) 120)) 0 (* -1 (/ (pow 0.5 2) 2) (/ (pow 0 1) 1)) (* -1 (/ (pow 0.5 1) 1) (/ (pow 0 2) 2)) 0 0 (* 1 (/ (pow 0 1) 1))) into 0.00026041666666666666 1.420 * [backup-simplify]: Simplify (+ (* 0.5 0.00026041666666666666) (+ (* 0 0) (+ (* (- 0.020833333333333332) (- 0.020833333333333332)) (+ (* 0 0) (* 0.00026041666666666666 0.5))))) into 0.0006944444444444444 1.422 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 5) 120)) 0 (* -1 (/ (pow 1 2) 2) (/ (pow 0 1) 1)) (* -1 (/ (pow 1 1) 1) (/ (pow 0 2) 2)) 0 0 (* 1 (/ (pow 0 1) 1))) into 1/120 1.426 * [backup-simplify]: Simplify (- (/ 0.0006944444444444444 1) (+ (* 0.25 (/ 1/120 1)) (* 0 (/ 0 1)) (* 0.020833333333333332 (/ -1/6 1)) (* 0 (/ 0 1)))) into 0.002083333333333333 1.428 * [backup-simplify]: Simplify (+ (* 2.6666666666666665 0.002083333333333333) (+ (* 0 0) (+ (* 0 0.020833333333333332) (+ (* 0 0) (* 0 0.25))))) into 0.005555555555555554 1.428 * [backup-simplify]: Simplify 0.005555555555555554 into 0.005555555555555554